package com.ll.gulimall.product.app;

import java.util.Arrays;
import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import com.ll.gulimall.product.entity.CategoryEntity;
import com.ll.gulimall.product.service.CategoryService;
import com.ll.common.utils.R;


/**
 * 商品三级分类
 *
 * @author liliang
 * @email liliang@gmail.com
 * @date 2020-07-30 23:16:45
 */
@RestController
@RequestMapping("product/category")
public class CategoryController {
    @Autowired
    private CategoryService categoryService;

    /**
     * 列表
     */
    @RequestMapping("/list/tree")
    //@RequiresPermissions("product:category:list")
    public R list() {
        List<CategoryEntity> entities = categoryService.listWithTree();

        return R.ok().put("data", entities);
    }


    /**
     * 信息
     */
    @RequestMapping("/info/{catId}")
    //@RequiresPermissions("product:category:info")
    public R info(@PathVariable("catId") Long catId) {
        CategoryEntity category = categoryService.getById(catId);

        return R.ok().put("data", category);
    }

    /**
     * 信息
     */
    @RequestMapping("/infoFeign/{catId}")
    public R infoFeign(@RequestParam("catId") Long catId) {
        CategoryEntity category = categoryService.getById(catId);

        return R.ok().put("data", category);
    }

    /**
     * 保存
     */
    @RequestMapping("/save")
    //@RequiresPermissions("product:category:save")
    public R save(@RequestBody CategoryEntity category) {
        categoryService.save(category);

        return R.ok();
    }

    /**
     * 批量修改
     */
    @RequestMapping("/updateArrays")
    //@RequiresPermissions("product:category:update")
    public R updateArrays(@RequestBody CategoryEntity[] categorys) {
        //TODO 这里需要判断该分类是否被引用
        categoryService.updateBatchById(Arrays.asList(categorys));
        return R.ok();
    }

    /**
     * 修改
     */
    @RequestMapping("/update")
    //@RequiresPermissions("product:category:update")
    public R update(@RequestBody CategoryEntity category) {
        categoryService.updateCascader(category);

        return R.ok();
    }

    /**
     * 删除
     */
    @RequestMapping("/delete")
    //@RequiresPermissions("product:category:delete")
    //@RequestBody  SpringMvc会自动将数据 (Json) 转换为对象Long
    // 只有post请求才有body
    public R delete(@RequestBody Long[] catIds) {
        //1.检查菜单是否可以被删除 被别的地方引用
        //categoryService.removeByIds(Arrays.asList(catIds));
        categoryService.removeMuensById(Arrays.asList(catIds));

        return R.ok();
    }

}
